1. Bezoars and concretions: A comprehensive review of the literature with na analysis of 303 cases and a presentation of 8 aditional cases;DeBakey M;Surgery,1938
2. Trichobezoar: Two case reports - A new physical sign;Lamerton AJ;Am J Gastroenterol,1984
3. Perfuração gástrica por tricobezoar;Cardoso SC;Rev Col Bras Cir,1998
4. Postgastrectomy phytobezoars: endoscopic diagnosis and treatment;Dietrich NA;Arch Surg,1985
5. Endoscopic fragmentaion of gastric phytobezoar by eletrohydraulic lithotripsy;Kuo JY;Gastrointestinal Endoscopy,1993